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Northwest Africa 15473
Basic information Name: Northwest Africa 15473
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 15473
Observed fall: No
Year found: 2022
Country: (Northwest Africa)
Mass:help 172 g
Classification
  history:
Recommended:  LL3    [explanation]

This is 1 of 441 approved meteorites classified as LL3.   [show all]
Search for other: LL chondrites, LL chondrites (type 3), Ordinary chondrites, and Ordinary chondrites (type 3)
Comments: Approved 4 Dec 2022
Writeuphelp
Writeup from MB 111:

Northwest Africa 15473 (NWA 15473)

(Northwest Africa)

Purchased: 2022

Classification: Ordinary chondrite (LL3)

History: The meteorite was purchased from a meteorite dealer in Algeria.

Physical characteristics: Two brownish rocks partly covered with fusion crust.

Petrography: The meteorite shows a chondritic texture with well-defined, partly flattened packed chondrules (mean diameter about 0.9 mm) in a fine-grained dark grayish matrix that contains mostly altered sulfides and rare FeNi metal.

Data from:
  MB111
  Table 0
  Line 0:
Place of purchase:Algeria
Date:P 2022
Mass (g):172
Pieces:2
Class:LL3
Shock stage:S2
Weathering grade:W2
Fayalite (mol%):14.9±10.5 (0.5-37.3, n=22)
Ferrosilite (mol%):11.7±8.3 (6.0-29.2, n=12)
Wollastonite (mol%):1.0±1.1 (0.2-3.3, n=12)
Magnetic suscept.:4.06
Classifier:A. Greshake, MNB
Type spec mass (g):21.1
Type spec location:MNB
Main mass:Boulaouane Taleb Ahmed
Comments:Submitted by Ansgar Greshake
Institutions
   and collections
MNB: Museum für Naturkunde, Invalidenstraße 43, D-10115 Berlin, Germany (institutional address; updated 24 Dec 2011)
Catalogs:
References: Published in Meteoritical Bulletin, no. 111, in preparation (2022)
Find references in NASA ADS:
Find references in Google Scholar:
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 8904 approved meteorites from (Northwest Africa) (plus 1871 unapproved names)

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